The Himalayas were harsh, and hard to pass through. The climates were cruel and cold. Although, Hindu Kush was easier to pass through and typically had fair climate.
Answer:
To increase our survival chance.
Explanation:
In order to survive in the harsh environment, Humans generally need to do 2 things : fulfill our basic needs and defend ourselves from external threats.
Both of them would be much easier if Humans are working together in a group.
For example, during hunter/gatherer eras, catching animals that can run faster than humans will be much easier if we have teammates to surround the prey rather than working alone.
On top that, being in a group also provide better protection from the attacks of wild animals or other humans. This is why human creatures get transformed into a social being.
The answer to this question is a love and commitment
Well when the child wants to play on the nintendo switch the parents can do something like if you finish your homework we will let you play 1 hour or sleep 20 mins late
